With zero fats, zero carbohydrates, zero sugar and zero fillers, Big Muscles Zero is today’s top muscle-building protein isolates. Every gram of Big Muscles Zero is pure whey isolate protein. It is made using a protein isolation process which exploits each protein source’s unique absorption rate, amino acid profile and muscle-building properties. This gives you highest levels of naturally occurring branched-brain amino acids, fostering rapid muscle development. Big Muscles Zero also works as a performance amplifier and can be consumed at any time of the day.